How to use ElementHandleQuerySelectorEvalTests class of PuppeteerSharp.Tests.QuerySelectorTests package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.QuerySelectorTests.ElementHandleQuerySelectorEvalTests

ElementHandleQuerySelectorEvalTests.cs

Source:ElementHandleQuerySelectorEvalTests.cs

...6using Xunit.Abstractions;7namespace PuppeteerSharp.Tests.QuerySelectorTests8{9    [Collection(TestConstants.TestFixtureCollectionName)]10    public class ElementHandleQuerySelectorEvalTests : PuppeteerPageBaseTest11    {12        public ElementHandleQuerySelectorEvalTests(ITestOutputHelper output) : base(output)13        {14        }15        async Task Usage(Browser browser)16        {17            #region Evaluate18            await using var page = await browser.NewPageAsync();19            var seven = await page.EvaluateExpressionAsync<int>("4 + 3");20            var someObject = await page.EvaluateFunctionAsync<dynamic>("(value) => ({a: value})", 5);21            Console.WriteLine(someObject.a);22            #endregion23        }24        [PuppeteerTest("queryselector.spec.ts", "ElementHandle.$eval", "should work")]25        [PuppeteerFact]26        public async Task QuerySelectorShouldWork()...

ElementHandleQuerySelectorEvalTests

Using AI Code Generation

1using PuppeteerSharp.Tests.QuerySelectorTests;2{3    {4        public async Task ShouldWork()5        {6            await Page.SetContentAsync("<section id=\"testAttribute\">43543</section>");7            var element = await Page.QuerySelectorAsync("section");8            var text = await element.QuerySelectorEvalAsync<string>("id", "e => e.textContent");9            Assert.Equal("testAttribute", text);10        }11        public async Task ShouldThrowIfNoElementIsFound()12        {13            await Page.SetContentAsync("<section>43543</section>");14            var element = await Page.QuerySelectorAsync("section");15            var exception = await Assert.ThrowsAsync<PuppeteerException>(() => element.QuerySelectorEvalAsync<string>("id", "e => e.textContent"));16            Assert.Contains("Unable to find element", exception.Message);17        }18    }19}20using PuppeteerSharp.Tests.QuerySelectorTests;21{22    {23        public async Task ShouldWork()24        {25            await Page.SetContentAsync("<div>hello</div><div>beautiful</div><div>world!</div>");26            var html = await Page.QuerySelectorAsync("div");27            var elements = await html.QuerySelectorAllAsync("*");28            Assert.Equal(3, elements.Length);29        }30        public async Task ShouldReturnEmptyArrayIfNothingIsFound()31        {32            await Page.SetContentAsync("<div>hello</div><div>beautiful</div><div>world!</div>");33            var html = await Page.QuerySelectorAsync("span");34            var elements = await html.QuerySelectorAllAsync("*");35            Assert.Empty(elements);36        }37    }38}39using PuppeteerSharp.Tests.QuerySelectorTests;40{41    {42        public async Task ShouldWork()43        {44            await Page.SetContentAsync("<section>test

ElementHandleQuerySelectorEvalTests

Using AI Code Generation

1using PuppeteerSharp.Tests.QuerySelectorTests;2using PuppeteerSharp.Tests.QuerySelectorTests;3using PuppeteerSharp.Tests.QuerySelectorTests;4using PuppeteerSharp.Tests.QuerySelectorTests;5using PuppeteerSharp.Tests.QuerySelectorTests;6using PuppeteerSharp.Tests.QuerySelectorTests;7using PuppeteerSharp.Tests.QuerySelectorTests;8using PuppeteerSharp.Tests.QuerySelectorTests;9using PuppeteerSharp.Tests.QuerySelectorTests;10using PuppeteerSharp.Tests.QuerySelectorTests;11using PuppeteerSharp.Tests.QuerySelectorTests;12using PuppeteerSharp.Tests.QuerySelectorTests;13using PuppeteerSharp.Tests.QuerySelectorTests;14using PuppeteerSharp.Tests.QuerySelectorTests;15using PuppeteerSharp.Tests.QuerySelectorTests;

ElementHandleQuerySelectorEvalTests

Using AI Code Generation

1using PuppeteerSharp.Tests.QuerySelectorTests;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10                Args = new string[] { "--no-sandbox" }11            });12            var page = await browser.NewPageAsync();13            await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value = 'PuppeteerSharp'");14            await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value");15            await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value = 'PuppeteerSharp'");16            await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value");17            await browser.CloseAsync();18        }19    }20}21var page = await browser.NewPageAsync();22await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value = 'PuppeteerSharp'");23var value = await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value");24Console.WriteLine(value);25var page = await browser.NewPageAsync();26await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value = 'PuppeteerSharp'");27var value = await page.QuerySelectorEvalAsync("input[name=q]", "element => element.value");28Console.WriteLine(value);

ElementHandleQuerySelectorEvalTests

Using AI Code Generation

1using PuppeteerSharp.Tests.QuerySelectorTests;2using System;3using System.Threading.Tasks;4{5    {6        public async Task ShouldWork()7        {8            await Page.SetContentAsync("<section id='testAttribute'>43543</section>");9            var html = await Page.QuerySelectorAsync("section").QuerySelectorEvalAsync<string>("id", "e => e.textContent");10            Assert.Equal("43543", html);11        }12    }13}14using PuppeteerSharp.Tests.QuerySelectorTests;15using System;16using System.Threading.Tasks;17{18    {19        public async Task ShouldThrowAnErrorIfNoElementIsFound()20        {21            await Page.SetContentAsync("<section>test</section>");22            var exception = await Assert.ThrowsAsync<PuppeteerException>(async () => await Page.QuerySelectorAsync("section").QuerySelectorEvalAsync<string>("no-existo", "e => e.textContent"));23            Assert.Equal("Error: failed to find element matching selector \"no-existo\"", exception.Message);24        }25    }26}27using PuppeteerSharp.Tests.QuerySelectorTests;28using System;29using System.Threading.Tasks;30{31    {32        public async Task ShouldRetainElementHandles()33        {34            await Page.SetContentAsync("<section>test</section>");35            var element = await Page.QuerySelectorAsync("section");36            await element.QuerySelectorEvalAsync<string>("section", "e => e.textContent");37            Assert.NotNull(element);38        }39    }40}41using PuppeteerSharp.Tests.QuerySelectorTests;42using System;43using System.Threading.Tasks;44{

ElementHandleQuerySelectorEvalTests

Using AI Code Generation

1using PuppeteerSharp.Tests.QuerySelectorTests;2{3    [Collection("PuppeteerLoaderFixture collection")]4    {5        public async Task ShouldWork()6        {7            await Page.SetContentAsync("<section id='testAttribute'>43543</section>");8            var element = await Page.QuerySelectorAsync("section");9            var text = await element.QuerySelectorEvalAsync<string>("id", "e => e.textContent");10            Assert.Equal("testAttribute", text);11        }12    }13}14{15    [Collection("PuppeteerLoaderFixture collection")]16    {17        public async Task ShouldWork()18        {19            await Page.SetContentAsync("<section id='testAttribute'>43543</section>");20            var element = await Page.QuerySelectorAsync("section");21            var text = await element.QuerySelectorEvalAsync<string>("id", "e => e.textContent");22            Assert.Equal("testAttribute", text);23        }24    }25}

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